CN115242044A

CN115242044A - Automatic winding device of generator rotor and implementation method thereof

Info

Publication number: CN115242044A
Application number: CN202211140086.9A
Authority: CN
Inventors: 葛建厂
Original assignee: Leiteng Power Machinery Co ltd
Current assignee: Leiteng Power Machinery Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2022-10-25
Anticipated expiration: 2042-09-20
Also published as: CN115242044B

Abstract

The application discloses an automatic winding device of a generator rotor and an implementation method thereof, belonging to the technical field of motor winding devices and comprising a winding assembly line and a control system of the winding assembly line; the winding assembly line comprises a copper wire conveying mechanism and a winding mechanism of a rotor; the control system of the winding assembly line comprises a main power supply module, a relay control module, a PLC module and a motor driving module, wherein the main power supply module supplies power for the control system, the relay control module provides loop starting and stopping control for the control of the control system, the PLC module is connected with the relay control module and the motor driving module, the PLC module is the core part of the control system and is the center for receiving and sending signals of the control system, and the motor driving module is a mechanism for driving and acquiring information of the control system, so that the winding assembly line has the following advantages: when winding, an operator does not need to manually rotate the rotor, the constant tension tight winding of the motor rotor can be realized, the operation is convenient, and the practicability is high.

Description

Automatic winding device of generator rotor and implementation method thereof

Technical Field

The invention discloses an automatic winding device of a generator rotor and an implementation method thereof, and belongs to the technical field of motor winding devices.

Background

The generator mainly comprises a rotor and a stator, is a power source of a plurality of automatic devices and is widely applied to various industries, the rotor of the generator consists of a rotating shaft and a rotor iron core, and in the production process of the rotor of the generator, an enameled wire is wound into a wire groove of the rotor, so that the existing equipment used by domestic manufacturers has the defects that the rotor winding is unevenly wound, a copper wire of the equipment is easily broken in the winding process, a worker needs to monitor in real time and perform treatment in time, the processing efficiency is greatly influenced, the labor intensity of the worker is increased, the manual intervention of the existing equipment is more, and the operation is more complicated, so that the invention discloses a high-efficiency and practical device for automatically winding the rotor of the generator, which is also very important.

For example, in 2021, 9, 3, a winding apparatus for motor rotor production with publication number CN215528831U is disclosed, said winding apparatus for motor rotor production comprising: the winding device comprises a substrate, a fixing plate and a winding box, wherein the fixing plate and the winding box are fixedly arranged on the substrate; the wire conduit is movably arranged on the substrate and is used for receiving the copper wire in the winding box; the winding mechanism is movably arranged on the substrate and connected with the conduit, and is used for driving the conduit to rotate and driving the conduit to move in the horizontal direction so as to enable the conduit to drive a copper wire to be wound on the motor rotor; the driving mechanism is connected with the winding mechanism; the clamping component is movably arranged on the supporting plate, and fixes the motor rotor at a position matched with the conduit when the winding mechanism drives the conduit to rotate and moves in the horizontal direction, and the device can realize winding of the motor rotor, but still has the following defects:

1. when the rotor winds, after one rotor wire groove winding is completed, the rotor needs to be manually rotated, and the winding continuity is low.

2. In the process of winding the rotor, a tension control structure and a compression structure are not provided, so that the copper wire can not be tightly attached to the surface of a rotor wire groove, and the wound coil can have the phenomenon of different tightness.

Disclosure of Invention

The invention aims to solve the technical problem and provides an automatic winding device of a generator rotor and an implementation method thereof.

In order to solve the technical problems, the invention adopts the following technical scheme:

an automatic winding device of a generator rotor comprises a winding assembly line and a control system of the winding assembly line;

the winding assembly line comprises a copper wire conveying mechanism and a winding mechanism of a rotor;

the copper wire conveying mechanism is used for continuously conveying copper wires to a winding position of the rotor according to certain tension;

the winding mechanism of the rotor is used for distributing copper wires in the rotor wire grooves according to a certain number of turns and layers, and is suitable for winding of rotors of different types;

the copper wire conveying mechanism comprises an unwinding roller, and a 1# guide wheel, a tracking roller, a tension roller and a 2# guide wheel are sequentially arranged behind the unwinding roller along the copper wire conveying direction;

a tension sensor is arranged right above the tension roller, and a 3# limit switch is arranged between the tracking roller and the tension roller;

the winding mechanism of the rotor comprises a rotor clamp, the clamp is U-shaped, a photoelectric switch is arranged on the inner side of the middle of a middle cross beam of the clamp, a clamp rotating servo motor is arranged on the outer side of the clamp, a clamp expansion cylinder is arranged at the tail end of a long arm extending out of the clamp, and a # 1 limit switch is arranged on the clamp expansion cylinder;

the oblique top of anchor clamps is provided with one section screw thread guide rail, set up the baffle cylinder on the screw thread guide rail, the below of baffle cylinder is equipped with 2# limit switch, the end of baffle cylinder is equipped with positioning baffle, positioning baffle's oblique below is equipped with a copper line positioning hole.

Further, the control system of wire winding assembly line includes main power source module, relay control module, PLC module and motor drive module, and main power source module provides the power supply for control system, and relay control module provides the return circuit for control system's control and opens and stop control, and relay control module and motor drive module are connected to the PLC module, and the PLC module is control system's core part, is the center that the receipt of control system signal and sent, and motor drive module is control system's drive and information acquisition's mechanism.

Further, the main power supply module comprises a three-phase power line, the three-phase power line is connected with one end of a circuit breaker, the other end of the circuit breaker is connected with one end of a driver, the other end of the driver is connected with an unwinding roller servo motor, a tracking roller servo motor, a tension roller servo motor and a fixture rotating servo motor, the power supply is provided for the unwinding roller servo motor, the tracking roller servo motor, the tension roller servo motor and the fixture rotating servo motor, the other end of the circuit breaker is further connected with one end of a switch power supply, the other end of the switch power supply is connected with a touch screen and a PLC (programmable logic controller), the power supply is provided for the touch screen and the PLC, and the power supply is further used for providing a 24V power supply for other electrical appliances.

Further, relay control module, including intermediate relay normally open contact, intermediate relay normally open contact is connected with solenoid valve coil for control unreels opening of cylinder, baffle cylinder, anchor clamps inflation cylinder and stops, and intermediate relay normally open contact still is connected with the pilot lamp, is used for controlling opening of pilot lamp and stops.

The PLC module comprises a CPU unit U1, an expansion unit U2 and an analog quantity unit U3, is the core of the whole control system, and controls the starting and stopping of a motor, the starting and stopping of an indicator light, the detection of faults, the detection of the running state of a device and the acquisition of analog quantity data;

the 232 communication serial port of the CPU unit U1 is connected with a touch screen communication end and is used for communication between a winding assembly line control system and a touch screen, an L + pin and an M pin of the CPU unit U1 are connected with a +24V line and a 0V line, the L + pin, the 1M pin and the 2M pin of the CPU unit U1 are connected with the 0V line, the L pin, the 1L pin and the 2L pin of the CPU unit U1 are connected with the +24V line, and the L + pin, the 1L pin and the 2L pin of the CPU unit U1 are used for public wiring of each control pin of the CPU unit U1;

the input end of the CPU unit U1 is connected with a contact switch, the input end of the CPU unit U1 detects states of the unwinding roller servo motor, the tracking roller servo motor, the tension roller servo motor, the clamp rotating servo motor, the limit switch, the photoelectric switch and the device knob through the contact switch, the output end of the CPU unit U1 is connected with an intermediate relay coil, and the output end of the CPU unit U1 controls the intermediate relay coil to realize start and stop control of the unwinding roller cylinder, the baffle cylinder and the clamp expansion cylinder.

Furthermore, the output end of the PLC module extension unit U2 is connected with an intermediate relay coil, the output end of the extension unit U2 controls the indicator lamp by controlling the intermediate relay coil, processed signal data are transmitted to the CPU unit U1, and a signal basis is provided for system control.

Further, the analog quantity unit U3 is used for collecting signals of the tension sensor and transmitting processed signal data to the CPU U1 so as to provide signal basis for system control.

Further, the motor driving module comprises a driver Q1, a driver Q2, a driver Q3, a driver Q4, a driver Q5 and a driver Q6;

the driver Q1 is connected with an unwinding roller servo motor M1 and is used for controlling the starting, stopping and running speed of the unwinding roller servo motor M1 and feeding back the running state of the motor to the PLC module part;

the driver Q2 is connected with a tracking roller servo motor M2 and is used for controlling the starting, stopping and running speed of the tracking roller servo motor M2 and feeding back the running state of the motor to the PLC module part;

the driver Q3 is connected with a tension roller servo motor M3 and is used for controlling the starting, stopping and running speed of the tension roller servo motor M3 and feeding back the running state of the motor to the PLC module part;

the driver Q4 is connected with a clamp rotating servo motor M4 and used for controlling the start-stop and running speed of the clamp rotating servo motor M4 and feeding back the running state of the motor to the PLC module part;

the driver Q5 is connected with a threaded guide rail stepping motor M5 and used for controlling the starting, stopping and running speed of the threaded guide rail stepping motor M5;

the driver Q6 is connected with a rotor rotating stepping motor M6 and used for controlling the starting, the stopping and the running speed of the rotor rotating stepping motor M6.

Further, in an automatic winding device of a generator rotor, the implementation method comprises the following steps:

the process starts at step S100, and the process starts and step S101 is executed;

step S101, a control system judges whether a motor rotor exists on a rotor clamp; if yes, executing step S103; if not, executing step S102;

step S102, adding a new motor rotor; after completion, executing step S101;

step S103, extending out a clamp expansion cylinder; after the completion, executing step S104;

step S104, the control system judges whether the clamp cylinder extends in place; if yes, go to step S105; if not, executing step S103;

step S105, the control system judges whether a copper wire exists at the 3# limit switch; if yes, executing step S107; if step S106 is not executed;

step S106, manually threading a copper wire; after completion, step S105 is executed;

step S107, extending out a baffle cylinder; after completion, step S108 is executed;

step S108, the control system judges whether the baffle cylinder extends in place; if yes, go to step S109; if not, executing step S107;

step S109, setting tension, turns, times and angle of each rotation required by winding; after the completion, step S110 is executed;

step S110, starting the unwinding roller; starting a fixture rotating servo motor; after completion, step S111 is executed;

step S111, starting a tracking roller; starting a tension roller; after completion, step S112 is executed;

step S112, the control system starts a constant tension program; after completion, step S113 is executed;

step S113, rotating the clamp by one circle by the rotary servo motor; the thread guide rail advances for a certain distance; after completion, step S114 is executed;

step S114, the control system judges whether the baffle reaches the left limit of the threaded guide rail; if yes, go to step S115; if not, executing step S110;

step S115, adding one to the number of winding turns of a rotor copper wire in a control system; after the completion, step S116 is executed;

step S116, the control system judges whether the number of winding turns of the rotor reaches a set value; if yes, go to step S117 and step S118; if not, executing step S124 and step S125;

step S117, the tracking roller is stopped; stopping the tension roller;

step S118, retracting the baffle cylinder; stopping the unwinding roller; stopping the clamp rotating servo motor; after completion, step S119 is executed;

step S119, the rotor rotates the stepping motor by a set angle; after completion, step S120 is executed;

step S120, adding one to the number of rotor rotations; after completion, step S121 is executed;

step S121, the control system judges whether the number of rotor rotations reaches; if yes, go to step S123; if not, go to step S122;

step S122, adding one to the number of rotor copper coils in the control system; after completion, step S110 is executed;

step S123, an operator detaches the wound rotor and replaces the wound rotor with a new rotor; after the completion, executing step S101;

step S124, starting the unwinding roller; starting a fixture rotating servo motor;

step S125, the tracking roller is started; starting a tension roller; after completion, step S126 is executed;

step S126, the rotating motor rotates for one circle, and the threaded guide rail reversely advances for a certain distance; after completion, step S127 is executed;

step S127, the control system judges whether the baffle reaches the right limit of the threaded guide rail; if yes, go to step S128; if not, executing step S124 and step S125;

step S128, adding one to the number of winding turns of a rotor copper wire in the control system; after completion, step S129 is performed;

step S129, the control system judges whether the number of winding turns of the rotor reaches or not; if yes, go to step S117 and step S118; if not, step S110 is executed.

By adopting the technical scheme, compared with the prior art, the invention has the following technical effects:

1. this device is equipped with the rotatory utensil of rotor, and the rotatory utensil of rotor comprises the rotatory step motor of rotor and anchor clamps cylinder, the rotatory step motor of rotor and anchor clamps cylinder can fix the rotor on rotatory utensil, and the rotation of any angle is realized to the rotatory step motor drive rotor of rotor to the realization is after having wound a rotor wire ditch, and the autogiration rotor need not the operator and goes manual rotation rotor.

2. Copper line unreels the roller, trails roller, tension roller and anchor clamps rotating appliance in the copper line conveyor successively, copper line unreels roller, trails roller, tension roller and anchor clamps rotating appliance and carries out speed control through motor separately, and tension roller department is equipped with tension sensor again, can be according to gathering tensile size, controls the size of every partial rotation speed, reaches a constant tension's rotor wire winding.

3. This device is equipped with the wire winding baffle in the upper front of rotor wire winding ditch to the wire winding baffle can be in the motion that rotor wire winding ditch top made a round trip, and open at the end of wire winding baffle has the aperture, and the copper line is gathered at the hole center and is passed, and the wire winding baffle is controlled by wire winding baffle cylinder, and the baffle cylinder stretches out when the wire winding, can make the copper line in the pore hug closely on the surface in rotor wire ditch, can make the copper line inseparable orderly range in rotor wire ditch.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale or oriented in the actual sense.

FIG. 1 is a schematic view of a winding line according to the present invention;

FIG. 2 is an electrical schematic of a main power module portion of the control system of the winding assembly line;

FIG. 3 is an electrical schematic of a relay control module of the control system of the winding assembly line;

FIG. 4 is an electrical schematic of the PLC module portion of the control system of the winding assembly line;

FIG. 5 is an electrical schematic of another portion of the PLC module of the control system of the winding assembly line;

FIG. 6 is an electrical schematic of a motor drive module portion of the control system of the winding assembly line;

FIG. 7 is an electrical schematic of another portion of a motor drive module of the control system of the winding assembly line;

FIG. 8 is a flow chart of a method of implementing the present invention.

Detailed Description

Embodiment 1, an automatic winding device of a generator rotor and an implementation method thereof comprise a winding assembly line and a control system of the winding assembly line.

As shown in fig. 1, the winding line includes a copper wire feeding mechanism and a winding mechanism of a rotor.

the winding mechanism of the rotor has the function that copper wires are distributed in the rotor wire groove according to a certain number of turns and layers, and is suitable for winding of rotors of different types;

copper line conveying mechanism is including unreeling roller 1, unreel roller 1 is driven by unreeling roller servo motor, unreel roller 1 and be used for placing the copper line of lapping, and operate according to the uniform velocity, unreel roller 1's rear, along the direction that the copper line was carried, 1# leading wheel 2 has set gradually, tracking roller 3, tension roller 4 and 2# leading wheel 5,1# leading wheel 2 is used for providing and correcting the route that the copper line gos forward, tracking roller 3 is driven by tracking roller servo motor, a speed when being used for tracking the copper line wire winding, tension roller 4 is driven by tension roller servo motor, a front and back tension when being used for producing the copper line wire winding, directly over tension roller 4, be provided with tension sensor 17, tension sensor 17 and control system connect, a size for detecting production tension, be provided with 3# limit switch 18 between tracking roller 3 and tension roller 4, 3# limit switch 18 and control system connect, a route for detecting the copper line has or not, 2# leading wheel 5 is used for providing again and correcting the route that the copper line gos forward.

The winding mechanism of the rotor comprises a clamp 19, wherein the clamp 19 is used for placing and fixing a rotor, the clamp 19 is U-shaped, the clamp 19 extends out of two long arms used for clamping, a photoelectric switch 14 is arranged on the inner side of the middle of a middle cross beam of the clamp 19, the photoelectric switch 14 is connected with a control system and used for detecting whether the rotor is arranged on the clamp 19, a clamp rotating servo motor 13 is arranged on the outer side of the clamp 19 and connected with the control system and used for controlling the rotating speed and the rotating number of the clamp 19, when the rotor winds, certain winding tension is set, the speed of copper wire release in the copper wire conveying mechanism and the rotating speed of the clamp 19 form a certain speed difference, so that tension is generated, a clamp expansion cylinder 12 is arranged at the tail end of one long arm extending out of the clamp 19 and used for pressing the rotor placed between the two long arms of the clamp 19, a 1# limit switch 15 is arranged on the clamp expansion cylinder 12 and connected with the control system and used for detecting the extending-out position of the clamp expansion cylinder 12, the clamp expansion cylinder 12 is driven by the rotor 11, the rotor and the stepping motor 11 is connected with the control system and used for controlling the rotating angle of the rotor when the winding of the other rotor is finished.

A section of threaded guide rail 7 is arranged obliquely above the clamp 19, the threaded guide rail 7 is driven by a threaded guide rail stepping motor, a baffle cylinder 8 is arranged on the threaded guide rail 7, the baffle cylinder 8 is driven by the threaded guide rail stepping motor to move back and forth along the threaded guide rail 7, a 2# limit switch 16 is arranged below the baffle cylinder 8, the 2# limit switch 16 is connected with a control system and used for detecting the extending position of the baffle cylinder 8, a positioning baffle 9 is arranged at the tail end of the baffle cylinder 8, a copper wire positioning through hole 6 is arranged obliquely below the positioning baffle 9, a copper wire penetrates through the copper wire, and when a rotor winds, the baffle cylinder 8 extends out of the positioning baffle 9, so that the copper wire positioning through hole 6 is abutted to a rotor winding wire groove, and copper wires can be closely arranged in the rotor wire groove.

The control system of wire winding assembly line includes main power source module, relay control module, PLC module and motor drive module, and main power source module provides the power supply for control system, and relay control module opens and stops the control for control system's the return circuit that provides, and relay control module and motor drive module are connected to the PLC module, and the PLC module is the core part of this system, is this control system signal's the center of receiving and sending, and motor drive module is the drive of this system and information acquisition's mechanism.

The main power module comprises a three-phase power line, the three-phase power line is connected with one end of a circuit breaker, the other end of the circuit breaker is connected with one end of a driver, the other end of the driver is connected with an unwinding roller servo motor, a tracking roller servo motor, a tension roller servo motor and a fixture rotating servo motor, the power supply is provided for the unwinding roller servo motor, the tracking roller servo motor, the tension roller servo motor and the fixture rotating servo motor, the circuit breaker is further connected with one end of a switch power supply, the other end of the switch power supply is connected with a touch screen and a PLC (programmable logic controller), the power supply is provided for the touch screen and the PLC, and the 24V power supply is provided for other electrical appliances.

As shown in fig. 2, the three-phase power supply includes R, S, T and N lines, the R, S, T and N lines of the three-phase power supply are connected to one end of a circuit breaker QF1, the other end of the circuit breaker QF1 is connected to one end of a three-phase power supply L1, L2, L3 and N lines, the L1 and N lines of the three-phase power supply are connected to one end of a circuit breaker QF2, the other end of the circuit breaker QF2 is connected to one end of a driver Q1, the other end of the driver Q1 is connected to one end of the driver Q1, the other end of the driver Q1 is connected to a unwinding roller servo motor M1 for supplying power to the unwinding roller servo motor M1, the L1, L2 and L3 lines of the three-phase power supply are connected to one end of a circuit breaker QF3, the other end of the circuit breaker QF3 is connected to one end of a driver Q2, the other end of the driver Q2 is connected to a tracking roller servo motor M2 for supplying power to the tracking roller servo motor M2, the three-phase power supply L1 line, the three-phase power supply L2 line and the three-phase power supply L3 line are connected with one end of a breaker QF4, the other end of the breaker QF4 is connected with one end of a driver Q3, the other end of the driver Q3 is connected with a tension roller servo motor M3, the three-phase power supply L1 line, the three-phase power supply L2 line and the three-phase power supply L3 line are connected with one end of a breaker QF5, the other end of the breaker QF5 line is connected with one end of a driver Q4, the other end of the driver Q4 is connected with a clamp rotating servo motor M4 which is used for providing power for the clamp rotating servo motor M4, the L3 line and the N line in the three-phase power supply are connected with one end of a breaker QF6, the other end of the breaker QF6 is connected with one end of a switching power supply LRS-200-24, the other end of the switching power supply LRS-200-24 is connected with a +24V line and a 0V line, the +24V line and the 0V line are connected with a touch screen and one end of a PLC, the part is used for providing power for the touch screen and the PLC, the +24V line and the 0V line are also used for providing direct current 24V power supply for other electrical appliances.

Relay control module, including intermediate relay normally open contact, intermediate relay normally open contact is connected with the solenoid valve coil for control unreels opening of cylinder, baffle cylinder and anchor clamps inflation cylinder and stops, and intermediate relay normally open contact still is connected with the pilot lamp, is used for controlling opening of pilot lamp and stops.

As shown in FIG. 3, the relay control module comprises an intermediate relay KA1 normally open contact, one end of the intermediate relay KA1 normally open contact is connected with a +24V line, the other end of the intermediate relay KA1 normally open contact is connected with one end of a solenoid valve YV1 coil, the other end of the solenoid valve YV1 coil is connected with a 0V line, the part is used for controlling the starting and stopping of the unwinding roller cylinder, the relay control module comprises an intermediate relay KA2 normally open contact, one end of the intermediate relay KA2 normally open contact is connected with a +24V line, the other end of the intermediate relay KA2 normally open contact is connected with one end of a solenoid valve YV2 coil, the other end of the solenoid valve YV2 coil is connected with a 0V line, the part is used for starting and stopping of the baffle cylinder, the relay control module comprises an intermediate relay KA3 normally open contact, one end of the intermediate relay KA3 normally open contact is connected with a +24V line, the other end of the intermediate relay KA3 normally open contact is connected with one end of the solenoid valve YV3 coil, the other end of the electromagnetic valve YV3 coil is connected with a 0V wire, the part is used for starting and stopping the clamp expansion cylinder, the relay control module further comprises an intermediate relay KA4 normally open contact, one end of the intermediate relay KA4 normally open contact is connected with a +24V wire, the other end of the intermediate relay KA4 normally open contact is connected with one end of an indicator light red, the other end of the indicator light red is connected with the 0V wire, the part is used for controlling the red starting and stopping of the indicator light, the relay control module further comprises an intermediate relay KA5 normally open contact, one end of the intermediate relay KA5 normally open contact is connected with a +24V wire, the other end of the intermediate relay KA5 normally open contact is connected with one end of an indicator light green, the other end of the indicator light green is connected with the 0V wire, the part is used for controlling the green starting and stopping of the indicator light, the relay control module further comprises an intermediate relay KA6 normally open contact, one end of the intermediate relay KA6 normally open contact is connected with a +24V wire, the other end of the normally open contact of the intermediate relay KA6 is connected with one end of an indicator light, the other end of the indicator light is connected with a 0V line, the other end of the indicator light is used for controlling the indicator light to start and stop, the relay control module further comprises the normally open contact of the intermediate relay KA7, one end of the normally open contact of the intermediate relay KA7 is connected with a +24V line, the other end of the normally open contact of the intermediate relay KA7 is connected with one end of an indicator light buzzer, the other end of the indicator light buzzer is connected with the 0V line, and the other end of the indicator light buzzer is used for controlling the indicator light buzzer to start and stop.

The PLC module comprises a CPU unit U1, an extension unit U2 and an analog unit U3, the model of the CPU unit U1 is a CPU226I, the model of the extension unit U2 is an EM222, the model of the analog unit U3 is an EM235, the PLC module is the core of the whole control system, and the PLC module controls the starting and stopping of a motor, the starting and stopping of an indicator light, detects faults, detects the running state of a device and collects analog data.

As shown in fig. 4, a 232 communication serial port of the CPU unit U1 is connected to a touch screen communication terminal for communication between a winding assembly line control system and a touch screen, an L + pin and an M pin of the CPU unit U1 are connected to a +24V line and a 0V line, which are used for a power supply of the CPU unit U1, the M pin, the 1M pin and the 2M pin of the CPU unit U1 are connected to a 0V line, the L pin, the 1L pin and the 2L pin of the CPU unit U1 are connected to a +24V line, which are used for common connection of control pins of the CPU unit U1.

The input end of the CPU unit U1 is connected with a contact switch, and the input end of the CPU unit U1 detects and detects states of the unwinding roller servo motor, the tracking roller servo motor, the tension roller servo motor, the clamp rotating servo motor, the limit switch, the photoelectric switch and the device knob through the contact switch.

The I0.0 pin of the CPU unit U1 is connected with one end of a contact switch K1, the other end of the contact switch K1 is connected with a +24V line, the part is used for detecting the fault of the unwinding roller servo motor, the I0.1 pin of the CPU unit U1 is connected with one end of a contact switch K2, the other end of the contact switch K2 is connected with a +24V line, the part is used for detecting the fault of the tracking roller servo motor, the I0.2 pin of the CPU unit U1 is connected with one end of a contact switch K3, the other end of the contact switch K3 is connected with a +24V line, the part is used for detecting the fault of the clamp rotating servo motor, the I0.4 pin of the CPU unit U1 is connected with one end of a contact switch K5, the other end of the contact switch K5 is connected with a +24V line, and the part is used for detecting the left limit switch of a threaded guide rail,

the I0.5 pin of the CPU unit U1 is connected with one end of a contact switch K6, the other end of the contact switch K6 is connected with a +24V line, the part is used for detecting a right limit switch of a threaded guide rail, the I0.6 pin of the CPU unit U1 is connected with one end of a contact switch K7, the other end of the contact switch K7 is connected with the +24V line, the part is used for detecting a 1# limit switch, the I0.7 pin of the CPU unit U1 is connected with one end of a contact switch K8, the other end of the contact switch K8 is connected with the +24V line, the part is used for detecting a 2# limit switch, the I1.0 pin of the CPU unit U1 is connected with one end of a contact switch K9, the other end of the contact switch K9 is connected with the +24V line, and the part is used for detecting a 3# limit switch, the I1.1 pin of the CPU unit U1 is connected with one end of a contact switch K10, the other end of the contact switch K10 is connected with a +24V line, the other end of the contact switch K10 is used for power-off switch detection, the I1.2 pin of the CPU unit U1 is connected with one end of a knob switch S1, the other end of the knob switch S1 is connected with the +24V line, the other end of the knob switch S1 is used for clamp expansion cylinder manual button detection, the I1.3 pin of the CPU unit U1 is connected with one end of a knob switch S2, the other end of the knob switch S2 is connected with the +24V line, the other end of the knob switch S2 is used for equipment manual/automatic control knob signal detection, the I1.7 pin of the CPU unit U1 is connected with one end of a knob switch S3, the other end of the knob switch S3 is connected with the +24V line, and the other end of the CPU unit is used for emergency stop button signal detection.

The output end of the CPU unit U1 is connected with an intermediate relay coil, and the output end of the CPU unit U1 controls the intermediate relay coil to realize start and stop control of the unwinding roller cylinder, the baffle cylinder and the clamp expansion cylinder.

CPU unit U1's Q1.3 foot one end is connected with intermediate relay coil KA 1's one end, and 0V line is connected to intermediate relay coil KA 1's the other end, and this part is used for the control that the unreeling roller cylinder starts, CPU unit U1's Q1.4 foot is connected with the one end of intermediate relay KA2 coil, and another termination 0V line of intermediate relay KA2 coil, this part are used for the control that the baffle cylinder starts, CPU unit U1's Q1.5 foot is connected with the one end of intermediate relay KA3 coil, and another termination 0V line of intermediate relay KA3 coil, and this part is used for the control that anchor clamps inflation cylinder starts.

As shown in fig. 5, the output end of the PLC module extension unit U2 is connected to an intermediate relay coil, and the output end of the extension unit U2 controls the indicator lamp by controlling the intermediate relay coil, and transmits the processed signal data to the CPU unit U1, thereby providing a signal basis for the control of the system.

The utility model discloses a PLC module extension unit U2, the utility model discloses a PLC module extension unit U2's 1L + foot, the 1M foot is connected with +24V line, the 0V line, extension unit U2's Q2.0 foot is connected with the one end of auxiliary relay coil KA4, the other end of KA4 auxiliary relay coil KA4 is connected to the 0V line, this part is used for the red control of pilot lamp, extension unit U2's Q2.1 foot is connected with the one end of auxiliary relay KA5 coil, the other end of auxiliary relay KA5 coil is connected to the 0V line, this part is used for pilot lamp yellow control, extension unit U2's Q2.3 foot is connected with the one end of auxiliary relay KA7 coil, the other end of auxiliary relay KA7 coil is connected to the 0V line, this part is used for pilot lamp buzzer control.

As shown in fig. 5, the analog unit U3 is configured to collect signals of the tension sensor, and transmit the processed signal data to the CPU unit U1, so as to provide a basis for signal control of the system.

The L + pin and the M pin of the analog quantity unit U3 are connected with a +24V line and a 0V line, the parts are used for a power supply of the analog quantity unit U3, the RA pin and the A + pin of the analog quantity unit U3 are connected with AI0+ signals, the RA-pin of the analog quantity unit U3 is connected with AI 0-signals, and the parts are used for collecting signals of the tension sensor.

The motor driving module comprises a driver Q1, a driver Q2, a driver Q3, a driver Q4, a driver Q5 and a driver Q6.

The driver Q1 is connected with an unwinding roller servo motor M1 and used for controlling the starting, stopping and running speed of the unwinding roller servo motor M1 and feeding back the running state of the motor to the PLC module part.

As shown in fig. 6, the L1 pin, the L2 pin and the L3 pin of the driver Q1 are connected with the L1 line, the L2 line and the L3 line, which provide power to the driver Q1, the U pin, the V pin, the W pin of the driver Q1 and the encoder are connected with the unwinding roller servo motor M1, the PPI pin of the driver Q1 is connected with the +24V line, the CA pin of the driver Q1 is connected with the Q0.4 pin of the CPU unit U1, the CB pin of the driver Q1 is connected with the Q0.5 pin of the CPU unit U1, the ALM pin of the driver Q1 is connected with the I0.0 pin of the CPU unit U1, the ALMCOM pin of the driver Q1 is connected with the 0V line, the driver Q1 is used for driving the unwinding roller servo motor M1 to operate, thereby realizing the control of different speeds of the unwinding roller servo motor M1 and feeding back the motor operation state to the PLC module part.

The driver Q2 is connected with a tracking roller servo motor M2 and used for controlling the starting, stopping and running speed of the tracking roller servo motor M2 and feeding back the running state of the motor to the PLC module part.

As shown in fig. 6, the L1 pin, the L2 pin and the L3 pin of the driver Q2 are connected with the L1 line, the L2 line and the L3 line, which are used for providing power to the driver Q2, the U pin, the V pin, the W pin of the driver Q2 and the encoder are connected with the tracking roller servo motor M2, the PPI pin of the driver Q2 is connected with the +24V line, the CA pin of the driver Q2 is connected with the Q0.6 pin of the CPU unit U1, the CB pin of the driver Q2 is connected with the Q0.7 pin of the CPU unit U1, the ALM pin of the driver Q2 is connected with the I0.1 pin of the CPU unit U1, the ALMCOM pin of the driver Q2 is connected with the 0V line, and the driver Q2 is used for driving the tracking roller servo motor M2 to operate, so as to realize the control of different speeds of the tracking roller servo motor M2 and feed back the motor operation state to the PLC module part.

The driver Q3 is connected with a tension roller servo motor M3 and used for controlling the starting, stopping and running speed of the tension roller servo motor M3 and feeding back the running state of the motor to the PLC module part.

As shown in fig. 6, the L1 pin, the L2 pin and the L3 pin of the driver Q3 are connected with the L1 line, the L2 line and the L3 line, which are used for providing power to the driver Q3, the U pin, the V pin, the W pin of the driver Q3 and the encoder are connected with the tension roller servo motor M3, the PPI pin of the driver Q3 is connected with the +24V line, the CA pin of the driver Q3 is connected with the Q1.0 pin of the CPU unit U1, the CB pin of the driver Q3 is connected with the Q1.1 pin of the CPU unit U1, the ALM pin of the driver Q3 is connected with the I0.2 pin of the CPU unit U1, the ALMCOM pin of the driver Q3 is connected with the 0V line, and the driver Q3 is used for driving the tension roller servo motor M3 to operate, so as to realize the control of different speeds of the tension roller servo motor M3 and feed back the motor operation state to the PLC module part.

The driver Q4 is connected with a clamp rotating servo motor M4 and used for controlling the start, stop and running speed of the clamp rotating servo motor M4 and feeding back the running state of the motor to the PLC module part.

As shown in fig. 6, the L1 pin, the L2 pin and the L3 pin of the driver Q4 are connected with the L1 line, the L2 line and the L3 line, which are used for providing power to the driver Q4, the U pin, the V pin, the W pin of the driver Q4 and the encoder are connected with the clamp rotation servo motor M4, the PPI pin of the driver Q4 is connected with the +24V line, the CA pin of the driver Q4 is connected with the Q1.2 pin of the CPU unit U1, the CB pin of the driver Q4 is connected with the Q1.3 pin of the CPU unit U1, the ALM pin of the driver Q4 is connected with the I0.3 pin of the CPU unit U1, the ALMCOM pin of the driver Q4 is connected with the 0V line, and the driver Q4 is used for driving the clamp rotation servo motor M4 to operate, so as to realize the control of different speeds of the clamp rotation servo motor M4 and feed back the motor operation state to the PLC module part.

And the driver Q5 is connected with a threaded guide rail stepping motor M5 and used for controlling the starting, stopping and running speed of the threaded guide rail stepping motor M5.

As shown in fig. 7, the AC1 pin and the AC2 pin of the driver Q5 are connected to a +24V line and a 0V line, respectively, and this part is used to provide power to the driver Q5, the DIR-pin of the driver Q5 is connected to a 0V line, the DIR + pin of the driver Q5 is connected to a Q0.1 pin of the CPU unit U1, the PLS-pin of the driver Q5 is connected to a 0V line, the PLS + pin of the driver Q5 is connected to a Q0.0 pin of the CPU unit U1, the a +, a-, B +, and B-pins of the driver Q5 are connected to the screw guide stepping motor M5, and the driver Q5 is used to control the start, stop, and the operating speed of the screw guide stepping motor M5.

And the driver Q6 is connected with a rotor rotating stepping motor M6 and is used for controlling the starting, stopping and running speed of the rotor rotating stepping motor M6.

As shown in fig. 7, the AC1 pin and the AC2 pin of the driver Q6 are connected with a +24V line and a 0V line, respectively, which are used for providing power to the driver Q6, the DIR-pin of the driver Q6 is connected with a 0V line, the DIR + pin of the driver Q6 is connected with a Q0.3 pin of the CPU unit U1, the PLS-pin of the driver Q6 is connected with a 0V line, the PLS + pin of the driver Q6 is connected with a Q0.2 pin of the CPU unit U1, the a +, a-, B +, and B-pins of the driver Q6 are connected with a rotor rotation stepping motor M6, and the driver Q6 is used for controlling the start, stop, and the operation speed of the rotor rotation stepping motor M6.

To further illustrate the automatic winding device for the generator rotor, the steps of the method will now be described.

As shown in fig. 8, the process starts at step S100, and the process starts to execute step S101;

step S102, adding a new motor rotor; after the completion, executing step S101;

step S103, extending out a clamp expansion cylinder; after completion, step S104 is executed;

step S104, the control system judges whether the clamp expansion cylinder extends in place; if yes, go to step S105; if not, executing step S103;

step S105, the control system judges whether a copper wire exists at the 3# limit switch; if yes, executing step S107; if not, go to step S106;

step S113, the clamp rotates the servomotor to rotate a circle; the thread guide rail advances for a certain distance; after completion, step S114 is executed;

step S115, adding one to the number of winding turns of a rotor copper wire in the control system; after the completion, step S116 is executed;

step S116, the control system judges whether the number of winding turns of the rotor reaches; if yes, executing step S117 and step S118; if not, executing step S124 and step S125;

step S117, the tracking roller is stopped; stopping the tension roller;

step S118, retracting the baffle cylinder; stopping the unwinding roller; stopping the rotating motor; after completion, step S119 is executed;

step S121, the control system judges whether the number of times of rotor rotation is reached; if yes, go to step S123; if not, go to step S122;

step S122, adding one to the number of the rotor copper coils in the control system; after the completion, step S110 is executed;

step S128, adding one to the number of winding turns of the rotor copper wire in the control system; after completion, step S129 is executed;

The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an automatic winding device of generator rotor which characterized in that: the control system comprises a winding assembly line and a winding assembly line;

the winding mechanism of the rotor is used for distributing copper wires in the rotor wire groove according to a certain number of turns and layers, and is suitable for winding different types of rotors;

the copper wire conveying mechanism comprises an unwinding roller (1), and a 1# guide wheel (2), a tracking roller (3), a tension roller (4) and a 2# guide wheel (5) are sequentially arranged behind the unwinding roller (1) along the copper wire conveying direction;

a tension sensor (17) is arranged right above the tension roller, and a 3# limit switch (18) is arranged between the tracking roller (3) and the tension roller (4);

the winding mechanism of the rotor comprises a clamp (19), wherein the clamp (19) is U-shaped, a photoelectric switch (14) is arranged on the inner side of the middle of a middle cross beam of the clamp (19), a clamp rotating servo motor (13) is arranged on the outer side of the clamp (19), a clamp expansion cylinder (12) is arranged at the tail end of a long arm extending out of the clamp (19), and a 1# limit switch (15) is arranged on the clamp expansion cylinder (12);

the oblique top of anchor clamps (19) is provided with one section screw thread guide rail (7), set up baffle cylinder (8) on screw thread guide rail (7), the below of baffle cylinder (8) is equipped with 2# limit switch (16), the end of baffle cylinder (8) is equipped with positioning baffle (9), the oblique below of positioning baffle (9) is equipped with a copper line positioning hole (6).

2. The automatic winding device for the rotor of the generator as claimed in claim 1, wherein: the control system of the winding assembly line comprises a main power supply module, a relay control module, a PLC module and a motor driving module, wherein the main power supply module supplies power to the control system, the relay control module provides loop starting and stopping control for the control system, and the PLC module is connected with the relay control module and the motor driving module.

3. The automatic winding device for the rotor of the generator as claimed in claim 2, wherein: the main power module comprises a three-phase power line, the three-phase power line is connected with one end of a circuit breaker, the other end of the circuit breaker is connected with one end of a driver, the other end of the driver is connected with an unwinding roller servo motor, a tracking roller servo motor, a tension roller servo motor and a fixture rotating servo motor, the power supply is provided for the unwinding roller servo motor, the tracking roller servo motor, the tension roller servo motor and the fixture rotating servo motor, the circuit breaker other end is connected with one end of a switch power supply, the other end of the switch power supply is connected with a touch screen and a PLC (programmable logic controller), the power supply is provided for the touch screen and the PLC, the 24V power supply is provided for other electrical appliances, and the other end of the circuit breaker is connected with one end of the switch power supply, the other end of the switch power supply is connected with the touch screen and the PLC, the power supply is provided for the touch screen and the PLC, and the 24V power supply is provided for other electrical appliances.

4. The automatic winding device for the rotor of the generator as claimed in claim 2, wherein: relay control module, including intermediate relay normally open contact, intermediate relay normally open contact is connected with the solenoid valve coil for control unreels opening of cylinder, baffle cylinder and anchor clamps inflation cylinder and stops, and intermediate relay normally open contact still is connected with the pilot lamp, is used for controlling opening of pilot lamp and stops.

5. An automatic winding device for a generator rotor according to claim 2, characterized in that: the PLC module comprises a CPU unit U1, an extension unit U2 and an analog quantity unit U3, wherein the type of the CPU unit U1 is CPU226I, the type of the extension unit U2 is EM222, the type of the analog quantity unit U3 is EM235, the PLC module is the core of the whole control system, and the PLC module controls the starting and stopping of a motor, the starting and stopping of an indicator light, detects faults, detects the running state of a device and collects analog quantity data;

the 232 communication serial ports of the CPU unit U1 are connected with a touch screen communication end and used for communication between a winding assembly line control system and the touch screen, an L + pin and an M pin of the CPU unit U1 are connected with a +24V line and a 0V line, the L + pin and the M pin of the CPU unit U1 are used for a power supply of the CPU unit U1, the M pin, the 1M pin and the 2M pin of the CPU unit U1 are connected with the 0V line, the L pin, the 1L pin and the 2L pin of the CPU unit U1 are connected with the +24V line, and the L pin, the 1L pin and the 2L pin are used for public wiring of each control pin of the CPU unit U1.

6. An automatic winding device for a generator rotor according to claim 5, characterized in that: the input end of the CPU unit U1 is connected with a contact switch, the input end of the CPU unit U1 detects states of the unwinding roller servo motor, the tracking roller servo motor, the tension roller servo motor, the clamp rotating servo motor, the limit switch, the photoelectric switch and the device knob through the contact switch, the output end of the CPU unit U1 is connected with one end of an intermediate relay coil, and the output end of the CPU unit U1 controls the intermediate relay coil to realize starting and stopping control of the unwinding roller cylinder, the baffle cylinder, the clamp rotating motor, the clamp expansion cylinder and the indicator lamp.

7. An automatic winding device for a generator rotor according to claim 5, characterized in that: the output end of the PLC module extension unit U2 is connected with an intermediate relay coil, the output end of the extension unit U2 controls the indicator lamp by controlling the relay coil, processed signal data are transmitted to the CPU unit U1, and a signal basis is provided for system control;

the analog quantity unit U3 is used for collecting signals of the tension sensor and transmitting processed signal data to the CPU unit U1 so as to provide signal basis for system control.

8. The automatic winding device for the rotor of the generator as claimed in claim 2, wherein: the motor driving module comprises a driver Q1, a driver Q2, a driver Q3, a driver Q4, a driver Q5 and a driver Q6;

the driver Q2 is connected with a tracking roller servo motor M2 and used for controlling the starting, stopping and running speed of the tracking roller servo motor M2 and feeding back the running state of the motor to the PLC module part;

the driver Q5 is connected with a threaded guide rail stepping motor M5 and is used for controlling the starting, stopping and running speed of the threaded guide rail stepping motor M5;

9. An implementation method of an automatic winding device of a generator rotor is characterized in that: the implementation method is applied to the automatic winding device of the generator rotor as claimed in any one of claims 1-8, and comprises the following steps:

step S102, adding a new motor rotor; after the completion, executing step S101;

step S116, the control system judges whether the number of winding turns of the rotor reaches; if yes, go to step S117 and step S118; if not, executing step S124 and step S125;

step S117, the tracking roller is stopped; stopping the tension roller;

step S121, the control system judges whether the number of times of rotor rotation is reached; if yes, go to step S123; if not, executing step S122;

step S122, adding one to the number of rotor copper coils in the control system; after the completion, step S110 is executed;

step S123, an operator detaches the wound rotor and replaces the wound rotor with a new rotor; after completion, executing step S101;

step S129, the control system judges whether the number of winding turns of the rotor is reached; if yes, go to step S117 and step S118; if not, step S110 is executed.